DUCT ALUM SEMI-R 4IN X 8FT
MFX48X DUCT ALUM SEMI-R 4X8FT
30-day money-back guarantee
Shipping: 2-3 Business Days
Ideal when all aluminum duct is required by code in some gas and electric dryer applications. Totally noncombustible with a maximum operating temperature of 435??F. The UL duct is thicker than the standard version.